@charset "utf-8";
/* CSS Document */
nav{
	display:flex;
	justify-content:space-around;}
nav a{
	text-decoration:none;
	width:100%;
	text-align:center;
	color:black;}
nav a:nth-child(1){
	border-bottom:1px solid #000;}
section{
	display:flex;
	border:1px solid lightgray;
	border-radius:5px;
	margin:10px 5px;}